3.1

M3.1 Earthquake 194 km S of False Pass, AlaskaApril 22, 2026

2026-04-22 17:40:50 UTC (6 hours ago)

On April 22, 2026 at 17:40 UTC, a magnitude 3.1 shallow crustal earthquake struck 194 km S of False Pass, Alaska, at a depth of 10.0 km and coordinates 53.1210°, -163.0440°.

Map showing earthquake epicenter at 53.12°, -163.04°

Earthquake Details

Magnitude
3.1 ml
Depth
10.0 km
shallow crustal
Location
53.1210°N
-163.0440°E

Technical Information

Event ID
aka2026hxcune
Event Type
earthquake
Status
✓ Reviewed
Significance
148
Stations Used
22
Azimuthal Gap
270.0°
Min Station Distance
1.600°
RMS Residual
0.70 sec
Last Updated
2026-04-22 21:46:40 UTC

Common Questions

How strong was the magnitude 3.1 earthquake near False Pass, Alaska?

The magnitude 3.1 earthquake that struck 194 km S of False Pass, Alaska on April 22, 2026 at 17:40 UTC had a depth of 10.0 km. For context, this was a minor earthquake typically detected only by instruments.

Were there aftershocks?

Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 3.1 earthquakes can continue for several days and gradually diminish over time.

What should I do after an earthquake?

If you were in the affected area: check yourself and others for injuries, inspect your home for damage, and be prepared for aftershocks. For detailed guidance, see our earthquake safety guide and emergency planning resources.